Stay rod for reciprocating pump



FIG. 1 is a side elevational view of a stay rod for reciprocating pump embodying our new design, the sides of the stay rod being symmetrical.

FIG. 2 is a left end view thereof; and,

FIG. 3 is a right end view thereof.

The broken lines in FIGS. 2 and 3 are included for the purpose of illustrating portions of the design that form no part of the claimed design. 

The ornamental design for a stay rod for a reciprocating pump, as shown and described. 